
Estry- poprawa
Authored by Danuta Tokarczyk
Chemistry
9th - 10th Grade
Used 22+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Reakcja estryfikacji to:
kwasu z alkoholem
alkoholu z aldehydem
kwasu z cukrem
kwasu z aminami
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Wskaż wzór propionianu metylu.
C2H5COOC2H5
C15H31COOCH3
C2H5COOCH3
C3H7COOCH3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Produktami reakcji estryfikacji są estry i ...
wodór
woda
kwas karboksylowy
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Wskaż wzór katalizatora reakcji estryfikacji.
HNO3
H2SO3
H2S
H2SO4
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Zaznacz wszystkie właściwości estrów niższych kwasów karboksylowych.
bezbarwna lotna ciecz
charakterystyczny zapach
dobrze rozpuszczalna w wodzie
trudno rozpuszczalna w wodzie
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Wzór ogólny estrów zawiera:
rodnik kwasowy, mostek estrowy, rodnik alkoholowy
rodnik kwasowy, rodnik alkoholowy
rodnik alkoholowy, wiązanie peptydowe, rodnik kwasowy
rodnik alkoholowy, mostek estrowy, rodnik estrowy
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jaka właściwość stężonego kwasu siarkowego (VI) jest wykorzystywana w reakcji estryfikacji?
substancja żrąca
charakter kwasowy
higroskopijność
stan skupienia
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